6/29/2009 @ 6:30PM

In Depth: The World's Diet Secrets

Crete, Greece

The Mediterranean is famed for its healthy cuisine, so it may come as no surprise that Grecians have fewer cases of heart disease. When Miller set out to learn why, she found that staples, including virgin olive oil, greens like arugula and Swiss chard, carbohydrates like chickpeas, lentils and whole-grain bread, and herbs like oregano, parsley and chives, are great for heart health. The traditional diet also minimizes meat consumption with no more than one red meat dish per week.

Read on for more on health, including ways to increase your energy and tests that could save your life.